package com.sky.service.impl;

import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.sky.constant.MessageConstant;
import com.sky.constant.PasswordConstant;
import com.sky.constant.StatusConstant;
import com.sky.context.BaseContext;
import com.sky.dto.EmployeeDTO;
import com.sky.dto.EmployeeLoginDTO;
import com.sky.dto.EmployeePageQueryDTO;
import com.sky.entity.Employee;
import com.sky.exception.AccountLockedException;
import com.sky.exception.AccountNotFoundException;
import com.sky.exception.PasswordErrorException;
import com.sky.mapper.EmployeeMapper;
import com.sky.result.PageResult;
import com.sky.service.EmployeeService;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.omg.CORBA.PUBLIC_MEMBER;
import org.omg.PortableInterceptor.INACTIVE;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;

import java.time.LocalDateTime;

@Service
@Slf4j
public class EmployeeServiceImpl implements EmployeeService {

    @Autowired
    private EmployeeMapper employeeMapper;

    /**
     * 员工登录
     *
     * @param employeeLoginDTO
     * @return
     */
    public Employee login(EmployeeLoginDTO employeeLoginDTO) {
        String username = employeeLoginDTO.getUsername();
        String password = employeeLoginDTO.getPassword();
    //string-byte[]
        password=DigestUtils.md5DigestAsHex(password.getBytes());
        log.info("密码：{} password:{}",username,password);



        //1、根据用户名查询数据库中的数据
        Employee employee = employeeMapper.getByUsername(username);

        //2、处理各种异常情况（用户名不存在、密码不对、账号被锁定）
        if (employee == null) {
            //账号不存在
            throw new AccountNotFoundException(MessageConstant.ACCOUNT_NOT_FOUND);
        }

        //密码比对
        // TODO 后期需要进行md5加密，然后再进行比对
        if (!password.equals(employee.getPassword())) {
            //密码错误
            throw new PasswordErrorException(MessageConstant.PASSWORD_ERROR);
        }

        if (employee.getStatus() == StatusConstant.DISABLE) {
            //账号被锁定
            throw new AccountLockedException(MessageConstant.ACCOUNT_LOCKED);
        }

        //3、返回实体对象
        return employee;
    }




//新增员工
@Override
    public void save(EmployeeDTO employeeDTO){
        //1.创建Employee对象
        Employee employee = new Employee();
//2 将用户录入的信息封装到Employee对象中
//     employee.setName(employeeDTO.getName());
    BeanUtils.copyProperties(employeeDTO,employee);
//3.手动给Employee其它的字段赋值
employee.setStatus(StatusConstant.ENABLE);
    employee.setPassword(DigestUtils.md5DigestAsHex(PasswordConstant.DEFAULT_PASSWORD.getBytes()));

employee.setCreateTime(LocalDateTime.now());
employee.setUpdateTime(LocalDateTime.now());
//设置当前账号的用户ID
    employee.setCreateUser(BaseContext.getCurrentId());//?获取用户id
    employee.setUpdateUser(BaseContext.getCurrentId());
//4.将数据传递给mybatais


employeeMapper.save(employee);


}


@Override
    public PageResult pageQuery(EmployeePageQueryDTO employeePageQueryDTO){
        //开启分页
    PageHelper.startPage(employeePageQueryDTO.getPage(),employeePageQueryDTO.getPageSize());
    //执行分页
   Page<Employee> page =employeeMapper.pageQuery(employeePageQueryDTO);
    //想查询哈偶的结果封装到emplyee中

    return new PageResult(page.getTotal(),page.getResult());
}


/**
 *
 *
 * &#x5458;&#x5DE5;&#x8D26;&#x53F7;&#x542F;&#x7528;&#x7981;&#x7528;
 * @param status
 * @param  id
 *
 */
@Override
    public  void startAndStop(Integer status,long id)
{
    Employee employee =new Employee().builder()
            .id(id).status(status).updateTime(LocalDateTime.now()).build();
    employeeMapper.startAndStop(employee);
}

@Override
    public  Employee getById(long id){
    Employee employee = employeeMapper.getByid(id);
    return  employee;
}
    @Override
    public void update(EmployeeDTO employeeDTO) {
        Employee employee=new Employee();


        BeanUtils.copyProperties(employeeDTO,employee);
        employeeMapper.update(employee);


    }


}
